/Engine/Plugins/FX/Niagara/Source/NiagaraEditor/Public/Widgets/SItemSelector.h
A generic widget for selecting an item from an array of items including optional filtering and categorization.
template<typename CategoryType, typename ItemType, typename SectionType, typename CategoryKeyType, typename ItemKeyType, typename SectionKeyType> class SItemSelector : public [SCompoundWidget](API\Runtime\SlateCore\Widgets\SCompoundWidget)